Bearings
30308T72J2/QDBC220 SKF Tapered roller bearings

TYPE: Roller bearings, Tapered, Single row, matched bearings, Back-to-back (SKF)

Metric Imperial Dimensions, mmin d 40,000 1,633 D 90,000 3,673 D1 62,500 2,551 B 72,000 2,939 C 61,500 2,510 Weight, kg 1,900 Manufacturer: SKF Designation system - SKF

Calculation data

Basic dynamic load rating, C	147,000 kN 33047,070 lbf
Basic static load rating, Co	190,000 kN 42713,900 lbf
Fatigue load limit, Pu	21,600 kN 4855,896 lbf
Reference speed	4800 r/min 4800 r/min
Limiting speed	8000 r/min 8000 r/min

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